Home / 33,731.72-46,547.36-18,621.96

Finding the Fourth Proportional to 33,731.72, 46,547.36 and 18,621.96

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Solution

The fourth proportional to 33,731.72, 46,547.36 and 18,621.96 is: 25,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,731.72 : 46,547.36 = 18,621.96 : x
  2. Step 2: Convert to fraction form
    33,731.72/46,547.36 = 18,621.96/x
  3. Step 3: Cross multiply
    33,731.72x = 46,547.36 × 18,621.96
  4. Step 4: Simplify right side
    33,731.72x = 866,803,076.03
  5. Step 5: Solve for x
    x = 866,803,076.03/33,731.72
  6. Step 6: Final answer
    x = 25,696.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.